DE202006005733U1 - Drahtlose Sende-/Empfangseinheit (WTRU) mit Mehrfach-Ein- und Ausgängen (MIMO) zum Optimieren von Antennenabbildungen - Google Patents

Drahtlose Sende-/Empfangseinheit (WTRU) mit Mehrfach-Ein- und Ausgängen (MIMO) zum Optimieren von Antennenabbildungen Download PDF

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Publication number
DE202006005733U1
DE202006005733U1 DE202006005733U DE202006005733U DE202006005733U1 DE 202006005733 U1 DE202006005733 U1 DE 202006005733U1 DE 202006005733 U DE202006005733 U DE 202006005733U DE 202006005733 U DE202006005733 U DE 202006005733U DE 202006005733 U1 DE202006005733 U1 DE 202006005733U1
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DE
Germany
Prior art keywords
antenna
wtru
calibration
channel
antenna mapping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE202006005733U
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German (de)
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by InterDigital Technology Corp filed Critical InterDigital Technology Corp
Publication of DE202006005733U1 publication Critical patent/DE202006005733U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
    • B23G9/009—Thread cleaning or repairing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G5/00—Thread-cutting tools; Die-heads
    • B23G5/02—Thread-cutting tools; Die-heads without means for adjustment
    • B23G5/04—Dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G7/00—Forming thread by means of tools similar both in form and in manner of use to thread-cutting tools, but without removing any material
    • B23G7/02—Tools for this purpose
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE202006005733U 2005-04-07 2006-04-07 Drahtlose Sende-/Empfangseinheit (WTRU) mit Mehrfach-Ein- und Ausgängen (MIMO) zum Optimieren von Antennenabbildungen Expired - Lifetime DE202006005733U1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66904805P 2005-04-07 2005-04-07
US60/669048 2005-04-07

Publications (1)

Publication Number Publication Date
DE202006005733U1 true DE202006005733U1 (de) 2006-09-14

Family

ID=37055813

Family Applications (1)

Application Number Title Priority Date Filing Date
DE202006005733U Expired - Lifetime DE202006005733U1 (de) 2005-04-07 2006-04-07 Drahtlose Sende-/Empfangseinheit (WTRU) mit Mehrfach-Ein- und Ausgängen (MIMO) zum Optimieren von Antennenabbildungen

Country Status (6)

Country Link
KR (6) KR101357948B1 (ko)
CN (2) CN200973090Y (ko)
AR (1) AR053842A1 (ko)
DE (1) DE202006005733U1 (ko)
MY (1) MY139671A (ko)
TW (5) TWI443988B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101944941B (zh) * 2009-07-03 2014-07-02 联想（上海）有限公司 一种控制可重构多天线系统的方法及移动终端
CN101626355B (zh) * 2009-08-11 2012-11-14 北京天碁科技有限公司 一种多输入多输出终端的校准装置及校准方法
TWI520629B (zh) * 2011-02-18 2016-02-01 Univ Kyushu Nat Univ Corp A transmission cycle determining method, a transmission cycle determining means, and a computer-readable recording medium
EP2597804B1 (en) * 2011-06-24 2016-02-10 Panasonic Intellectual Property Corporation of America Transmission device, transmission method, receiving device and receiving method
CN104283590B (zh) * 2012-01-09 2017-11-17 光宝电子(广州)有限公司 天线阵列控制方法与使用该方法的通信装置
CN103874112B (zh) * 2014-02-20 2017-08-11 清华大学 一种通信控制方法及移动终端
TWI572242B (zh) * 2015-03-20 2017-02-21 啟碁科技股份有限公司 無線網路基地台及相關的天線選擇方法
EP3410768B1 (en) * 2016-03-31 2022-07-27 Huawei Technologies Co., Ltd. Signal transmitting method for terminal apparatus, and terminal apparatus
TWI658707B (zh) 2017-12-14 2019-05-01 財團法人工業技術研究院 通訊系統及其運作方法
CN111130610A (zh) * 2018-11-01 2020-05-08 北京三星通信技术研究有限公司 信号传输方法、装置、电子设备及计算机可读存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6917820B2 (en) * 2001-01-26 2005-07-12 Stanford University Method and apparatus for selection and use of optimal antennas in wireless systems
GB0125178D0 (en) * 2001-10-19 2001-12-12 Koninkl Philips Electronics Nv Method of operating a wireless communication system
US7020110B2 (en) * 2002-01-08 2006-03-28 Qualcomm Incorporated Resource allocation for MIMO-OFDM communication systems
GB2392065B (en) * 2002-08-15 2004-12-29 Toshiba Res Europ Ltd Signal decoding methods and apparatus
US8134976B2 (en) * 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7151809B2 (en) * 2002-10-25 2006-12-19 Qualcomm, Incorporated Channel estimation and spatial processing for TDD MIMO systems
US7392015B1 (en) 2003-02-14 2008-06-24 Calamp Corp. Calibration methods and structures in wireless communications systems

Also Published As

Publication number Publication date
KR20120088619A (ko) 2012-08-08
KR20120100849A (ko) 2012-09-12
TW201338450A (zh) 2013-09-16
KR20060107416A (ko) 2006-10-13
TW201407988A (zh) 2014-02-16
TWI443988B (zh) 2014-07-01
TW201015895A (en) 2010-04-16
TW200644473A (en) 2006-12-16
MY139671A (en) 2009-10-30
AR053842A1 (es) 2007-05-23
CN200973090Y (zh) 2007-11-07
KR20130133706A (ko) 2013-12-09
CN101156460A (zh) 2008-04-02
CN101156460B (zh) 2011-05-04
KR101357948B1 (ko) 2014-02-03
KR20130038310A (ko) 2013-04-17
TWI506977B (zh) 2015-11-01
TWI420844B (zh) 2013-12-21
TWI496428B (zh) 2015-08-11
KR20140063557A (ko) 2014-05-27
TWM297539U (en) 2006-09-11
KR101423382B1 (ko) 2014-07-24
KR101381458B1 (ko) 2014-04-04

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R150 Utility model maintained after payment of first maintenance fee after three years

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R152 Utility model maintained after payment of third maintenance fee after eight years
R152 Utility model maintained after payment of third maintenance fee after eight years

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